Tech Manual Parts Index

The Tech Manual Parts Index database allows you to search Army technical manuals for end item and component information on specific parts.

 To do a Tech Manual Parts Index search

  1. All the information we have for the part we want to verify in a Tech Manual is that it was manufactured by Parker Hannifin Corporation, whose CAGE number is 83259, and we only know part of the NIIN number.
  2. Click Databases, highlight Army, and then click Tech Manual Parts Index.
  3. Enter 83259 in the CAGE field and 01125% in the NIIN field, and then click Search. The result list displays two records.
  4. Click the first NIIN 011259912 (associated with TM 1-1520-238-23P-4) to go to a Details/Summary page for the NIIN. On the summary page, we see that the Parker Hannifin Corporation is the vendor for part number 678-655-4, which has a RNCC of 3, a VC (RNVC) of 2, an AAC of CT and a DAC of 5.
  5. Click the More Databases button to view which databases cross-reference this NIIN and get more information about part number 678-655-4.
  6. Click the Proh button to view Procurement History, CTDF to view the Contract Technical Data File that has the Product Item Description (PID), or the MOE button to view Major Organization Entity data. You can also click on any databases that are underlined to go to the NIIN information in those databases.
  7. To view an ILSMart listing for part number 678-655-4, click the ILSMart icon.


    A list of different items displays. The item we are looking for is packing w/retainer.
  8. Click on the line item for Packing w/Retainer. A separate window opens and we are taken to the ILS Mart Website Login page. If you have a username and password, enter your username and password. If you do not have a username and password, go to http://www.ilsmart.com/ilshome/ and contact an ILS representative.
  9. Enter your username and password. When the ILSMart Parts Availability Results display, there are 46 hits for part number 678-655-4. We see that the only listing ILS has for part number 678-655-4 (packing w/retainer), is a vendor called The Leading Edge Aero Spares, under the heading ILS Market - Updated No Less Than Monthly.
  10. Click the link for The Leading Edge Aero Spares link. To receive a quote on the item, click the checkbox and then click the Create RFQ button at the bottom of the page.
  11. Close the ILS Website window to return to the Haystack window with the ILS listing.
  12. Right-click your mouse on Back to Brief and select Back to return the Details/Summary page.
  13. Right-click your mouse on Back to Brief and select Back to return the result list with the two records.
  14. Click on View to open a PDF image of the TM 1-1520-238-23P-4 document.
    This 585 page document lists and authorizes spare and repair parts; special tools; special Test, Measurement, and Diagnostic Equipment (TMDE); and other special support equipment required for the performance of the aviation unit and aviation intermediate maintenance of the AH-64A Advanced Attack Helicopter. It authorizes the requisitioning, issue, and disposition of spares, repair parts and special tools as indicated by the Source, Maintenance and Recoverability (SMR) codes.
  15. To verify part number 678-655-4 is a component or end item for the AH-64A Advanced Attack Helicopter, click the Adobe Reader Search button.


  16. In the search field, enter 678-655-4. The part appears in the Cross Reference Index on page 437 of the Technical Manual. In addition the CAGE number, the NSN/NIIN number, the figure number, and item number are listed.
  17. Click the browser's Back button to return to the Haystack application.